[empathy] Depend on mission-control 5.13.1

[Guillaume Desmottes <gdesmott src gnome org>]

commit 714036edd7111165600338c9b1de72c247926764
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Fri Sep 7 09:14:57 2012 +0200

    Depend on mission-control 5.13.1
    
    Needed for the new reconnect plugin API.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 904f454..3113ce4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -75,7 +75,7 @@ CHAMPLAIN_REQUIRED=0.12.1
 CHEESE_GTK_REQUIRED=3.4.0
 LIBACCOUNTS_REQUIRED=1.1
 LIBSIGNON_REQUIRED=1.1
-MC_PLUGINS_REQUIRED=5.13.0
+MC_PLUGINS_REQUIRED=5.13.1
 
 # Use --enable-maintainer-mode to disable deprecated symbols,
 # disable single include and enable GSEAL. If this is not a released empathy,